Delete user related oauth stuff on user deletion too (#19677)

* delete user related oauth stuff on user deletion too

* extend doctor check-db-consistency

models/auth/oauth2.go

@@ -5,6 +5,7 @@
 package auth
 
 import (
+	"context"
 	"crypto/sha256"
 	"encoding/base32"
 	"encoding/base64"
@@ -18,6 +19,7 @@ import (
 
 	uuid "github.com/google/uuid"
 	"golang.org/x/crypto/bcrypt"
+	"xorm.io/builder"
 	"xorm.io/xorm"
 )
 
@@ -576,3 +578,21 @@ func GetActiveOAuth2SourceByName(name string) (*Source, error) {
 
 	return authSource, nil
 }
+
+func DeleteOAuth2RelictsByUserID(ctx context.Context, userID int64) error {
+	deleteCond := builder.Select("id").From("oauth2_grant").Where(builder.Eq{"oauth2_grant.user_id": userID})
+
+	if _, err := db.GetEngine(ctx).In("grant_id", deleteCond).
+		Delete(&OAuth2AuthorizationCode{}); err != nil {
+		return err
+	}
+
+	if err := db.DeleteBeans(ctx,
+		&OAuth2Application{UID: userID},
+		&OAuth2Grant{UserID: userID},
+	); err != nil {
+		return fmt.Errorf("DeleteBeans: %v", err)
+	}
+
+	return nil
+}